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Publications by J R DiFranza
The Tobacco Institute's "It's the Law" Campaign: Has It Halted Illegal Sales of Tobacco to Children?
American Journal of Public Health
Environmental
Public Health
Occupational Health
Youth Access to Tobacco: The Effects of Age, Gender, Vending Machine Locks, and "It's the Law" Programs.
American Journal of Public Health
Environmental
Public Health
Occupational Health
